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Clamping Knobs 3 Arm Male Stud Ergonomic Grip

Clamping Knobs 3-Arm

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Our Clamping 3-Arm Knobs allow a secure grip to position, control and hold various equipment across a wide range of industries. The lobe and prong design provide a deeper scalloped profile with excellent control and gripping features. These are an ideal choice for moderate clamping applications and offer a simple yet economical solution.

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Product SKUs information
Item Code Price range Availability Stud Length Thread Size Insert Type Insert Material Nominal Diameter Knob Material View
$0.94 - $1.62 2390 In stock
1.500 in
1/4-20
Stud
Steel
1.750 in
PP
$1.18 - $2.02 1742 In stock
1.250 in
5/16-18
Stud
Steel
1.750 in
PP
$1.33 - $2.29 1190 In stock
1.500 in
3/8-16
Stud
Steel
1.750 in
PP
$0.71 - $1.21 1990 In stock
1/4-20
Thru-Hole
Steel
1.250 in
PP
$1.07 - $1.84 3188 In stock
1/4-20
Stop Nut
Steel
1.750 in
PP
$1.24 - $2.14 1753 In stock
5/16-18
Blind Hole
Steel
2.000 in
PP
$1.27 - $2.19 Request the lead time here
3/8-16
Thru-Hole
Steel
2.000 in
PP
$1.27 - $2.19 590 In stock
1.250 in
5/16-18
Stud
Steel
2.000 in
PP
$1.38 - $2.38 790 In stock
1.250 in
3/8-16
Stud
Steel
2.500 in
PP
$0.98 - $1.69 1040 In stock
1.750 in
1/4-20
Stud
Steel
1.750 in
PP
$1.22 - $2.09 1347 In stock
1.500 in
5/16-18
Stud
Steel
1.750 in
PP
$1.37 - $2.36 1040 In stock
2.500 in
3/8-16
Stud
Steel
1.750 in
PP
$0.83 - $1.42 1990 In stock
5/16-18
Thru-Hole
Steel
1.250 in
PP
$0.87 - $1.49 2297 In stock
0.750 in
1/4-20
Stud
Steel
1.750 in
PP
$1.30 - $2.23 490 In stock
1.500 in
3/8-16
Stud
Steel
2.000 in
PP
$1.06 - $1.82 2490 In stock
0.500 in
5/16-18
Stud
Steel
1.750 in
PP
$1.13 - $1.95 1500 In stock
0.250 in
10-32
Stud
Steel
0.750 in
PA
$1.13 - $1.95 2389 In stock
5/16-18
Thru-Hole
Steel
1.750 in
PP
$1.30 - $2.23 924 In stock
3/8-16
Blind Hole
Steel
2.000 in
PP
$1.33 - $2.28 990 In stock
3/8-16
Thru-Hole
Steel
2.500 in
PP
    • of 3
3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C15003P4--21

Price Range
$1.62 - $0.94

Stock Levels
2390 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C12503P4--21

Price Range
$2.02 - $1.18

Stock Levels
1742 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
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3-Arm Knob 1.750 in 3/8-16 0.560 in Black Steel PP

KN6C15003P4--21

Price Range
$2.29 - $1.33

Stock Levels
1190 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 1.250 in 1/4-20 0.450 in Black Steel PP

KN4C----3P1--21

Price Range
$1.21 - $0.71

Stock Levels
1990 In stock
Attributes
  • Nominal Diameter
    1.250 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.620 in
  • Knob Height
    0.450 in
  • Hub Height
    0.500 in
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3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C----3P4L-21

Price Range
$1.84 - $1.07

Stock Levels
3188 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 2.000 in 5/16-18 0.610 in Black Steel PP

KN5C----RT5B-22

Price Range
$2.14 - $1.24

Stock Levels
1753 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 2.000 in 3/8-16 0.610 in Black Steel PP

KN6C----RT5--21

Price Range
$2.19 - $1.27

Stock Levels
Request the lead time here
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
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3-Arm Knob 2.000 in 5/16-18 0.610 in Black Steel PP

KN5C1250RT5--21

Price Range
$2.19 - $1.27

Stock Levels
590 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
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3-Arm Knob 2.500 in 3/8-16 0.640 in Black Steel PP

KN6C1250RT7--21

Price Range
$2.38 - $1.38

Stock Levels
790 In stock
Attributes
  • Nominal Diameter
    2.500 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.740 in
  • Knob Height
    0.640 in
  • Hub Height
    0.480 in
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3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C17503P4--21

Price Range
$1.69 - $0.98

Stock Levels
1040 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C15003P4--21

Price Range
$2.09 - $1.22

Stock Levels
1347 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 1.750 in 3/8-16 0.560 in Black Steel PP

KN6C25003P4--21

Price Range
$2.36 - $1.37

Stock Levels
1040 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 1.250 in 5/16-18 0.450 in Black Steel PP

KN5C----3P1--22

Price Range
$1.42 - $0.83

Stock Levels
1990 In stock
Attributes
  • Nominal Diameter
    1.250 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.620 in
  • Knob Height
    0.450 in
  • Hub Height
    0.500 in
Quick View
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3-Arm Knob 1.750 in 1/4-20 0.560 in Black Steel PP

KN4C07503P4--21

Price Range
$1.49 - $0.87

Stock Levels
2297 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    1/4-20
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 2.000 in 3/8-16 0.610 in Black Steel PP

KN6C1500RT5--21

Price Range
$2.23 - $1.30

Stock Levels
490 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
Quick View
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3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C05003P4--21

Price Range
$1.82 - $1.06

Stock Levels
2490 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
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3-Arm Knob 0.750 in 10-32 0.280 in Black Steel PA

KN020250RT2-N21

Price Range
$1.95 - $1.13

Stock Levels
1500 In stock
Attributes
  • Nominal Diameter
    0.750 in
  • Thread Size
    10-32
  • Hub Diameter
    0.500 in
  • Knob Height
    0.280 in
  • Hub Height
    0.230 in
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3-Arm Knob 1.750 in 5/16-18 0.560 in Black Steel PP

KN5C----3P4--21

Price Range
$1.95 - $1.13

Stock Levels
2389 In stock
Attributes
  • Nominal Diameter
    1.750 in
  • Thread Size
    5/16-18
  • Hub Diameter
    0.750 in
  • Knob Height
    0.560 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 2.000 in 3/8-16 0.610 in Black Steel PP

KN6C----RT5B-21

Price Range
$2.23 - $1.30

Stock Levels
924 In stock
Attributes
  • Nominal Diameter
    2.000 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.740 in
  • Knob Height
    0.610 in
  • Hub Height
    0.490 in
Quick View
View Product >
3-Arm Knob 2.500 in 3/8-16 0.640 in Black Steel PP

KN6C----RT7--21

Price Range
$2.28 - $1.33

Stock Levels
990 In stock
Attributes
  • Nominal Diameter
    2.500 in
  • Thread Size
    3/8-16
  • Hub Diameter
    0.740 in
  • Knob Height
    0.640 in
  • Hub Height
    0.480 in
Quick View
View Product >